Home / 14,438,578.59-21,646,626.84-7,147,007.46

Finding the Fourth Proportional to 14,438,578.59, 21,646,626.84 and 7,147,007.46

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Solution

The fourth proportional to 14,438,578.59, 21,646,626.84 and 7,147,007.46 is: 10,714,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,578.59 : 21,646,626.84 = 7,147,007.46 : x
  2. Step 2: Convert to fraction form
    14,438,578.59/21,646,626.84 = 7,147,007.46/x
  3. Step 3: Cross multiply
    14,438,578.59x = 21,646,626.84 × 7,147,007.46
  4. Step 4: Simplify right side
    14,438,578.59x = 154,708,603,509,316.22
  5. Step 5: Solve for x
    x = 154,708,603,509,316.22/14,438,578.59
  6. Step 6: Final answer
    x = 10,714,946.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.